420082012

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{76157}}^1$

素因数の和:76365

約数の個数: 24

約数和(自身を含む): 844439904

約数和(自身を除く): 424357892

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 5516, 76157, 152314, 304628, 533099, 1066198, 2132396, 15002929, 30005858, 60011716, 105020503, 210041006, 420082012]

約数ペア:

[(1, 420082012), (2, 210041006), (4, 105020503), (7, 60011716), (14, 30005858), (28, 15002929), (197, 2132396), (394, 1066198), (788, 533099), (1379, 304628), (2758, 152314), (5516, 76157)]